Pocket Spirometer with PC Spirometry Reports, Lung Diagnosis Palm size Spirometer with LCD screen PEF and FEV1 test Meet ATS (American Thoracic Society) 1994 update standardization. Suitable for hospital or home. Maximum of records is 300 measurements. It can upload to “SpiroSoft” Analyzer software through Bluetooth or USB. work on AAA battery Display Screen: Segment liquid crystal display
Control Standard: power/confirm key, left/right key
Measuring method Flow: turbine sensor
Volume: flow integration Measuring range
Volume range: 0.01L ~ 9.99L
Air flow range: 30~999L/min Measurement accuracy
Volume: ± 0.1L or ±3%,whichever is greater
Flow: ±5% or 0.2L/s,whichever is greaterPower source AAA1.5V×2 alkaline batteries
Memory 300 measurements with data and time
Operation temperature 10oC~40oC
Operation Relative Humidity: ≤75%
Atmosphere pressure 500hPa~1060hPa
Standards:
Mouth Piece …………….. 1Pcs
Cleaning Cloth ……………. 1Pcs
Options
USB Cable ………………….. 1Pcs

